Remove travisCI

Author: c-solo

.travis.yml

@@ -1,7 +1,6 @@
 docker-it-scala
 =============
 
-[![Build Status](https://travis-ci.org/whisklabs/docker-it-scala.svg?branch=master)](https://travis-ci.org/whisklabs/docker-it-scala)
 [![Maven Central](https://maven-badges.herokuapp.com/maven-central/com.whisk/docker-testkit-core_2.12/badge.svg)](https://maven-badges.herokuapp.com/maven-central/com.whisk/docker-testkit-core_2.12)
 [![Join the chat at https://gitter.im/whisklabs/docker-it-scala](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/whisklabs/docker-it-scala?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)